negotiator.boaframework.opponentmodel
Class FSEGABayesianModel

java.lang.Object
  negotiator.boaframework.OpponentModel
      negotiator.boaframework.opponentmodel.FSEGABayesianModel

public class FSEGABayesianModel
extends OpponentModel

Adapter to opponent model of FSEGA. This opponent model gives a nullpointer in UtilitySpaceHypothesis and therefore does not work. Adapted by Mark Hendrikx to be compatible with the BOA framework. Tim Baarslag, Koen Hindriks, Mark Hendrikx, Alex Dirkzwager and Catholijn M. Jonker. Decoupling Negotiating Agents to Explore the Space of Negotiation Strategies

Author:

Mark Hendrikx

Field Summary

Fields inherited from class negotiator.boaframework.OpponentModel

negotiationSession, opponentUtilitySpace

Constructor Summary

FSEGABayesianModel()

Method Summary

void	cleanUp() Removes references to the objects used by the opponent model.
double	getBidEvaluation(Bid bid) Determines the utility of a bid according to the preference profile.
UtilitySpace	getOpponentUtilitySpace()
double	getWeight(Issue issue) Returns the weight of a particular issue in the domain.
void	init(NegotiationSession negotiationSession, java.util.HashMap<java.lang.String,java.lang.Double> parameters) Initializes the model.
void	updateModel(Bid opponentBid, double time) Method used to update the opponent model.

Methods inherited from class negotiator.boaframework.OpponentModel

endSession, getIssueWeights, getName, init, isCleared, loadData, setOpponentUtilitySpace, setOpponentUtilitySpace, storeData, updateModel

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FSEGABayesianModel

public FSEGABayesianModel()

Method Detail

init

public void init(NegotiationSession negotiationSession,
                 java.util.HashMap<java.lang.String,java.lang.Double> parameters)
          throws java.lang.Exception

Description copied from class: OpponentModel

Initializes the model. The init method should always be called after creating an opponent model.

Overrides:

init in class OpponentModel

Parameters:

negotiationSession - reference to the state of the negotiation

Throws:

java.lang.Exception

updateModel

public void updateModel(Bid opponentBid,
                        double time)

Description copied from class: OpponentModel

Method used to update the opponent model.

Specified by:

updateModel in class OpponentModel

Parameters:

opponentBid - to update the model with.

time - at which the bid was offered.

getBidEvaluation

public double getBidEvaluation(Bid bid)

Description copied from class: OpponentModel

Determines the utility of a bid according to the preference profile.

Overrides:

getBidEvaluation in class OpponentModel

Parameters:

bid - of which the utility is calculated.

Returns:

Utility of the bid

getOpponentUtilitySpace

public UtilitySpace getOpponentUtilitySpace()

Overrides:

getOpponentUtilitySpace in class OpponentModel

Returns:

the estimated utility space of the opponent

getWeight

public double getWeight(Issue issue)

Description copied from class: OpponentModel

Returns the weight of a particular issue in the domain.

Overrides:

getWeight in class OpponentModel

Parameters:

issue - from which the weight should be returned

Returns:

weight of the given issue

cleanUp

public void cleanUp()

Description copied from class: OpponentModel

Removes references to the objects used by the opponent model.

Overrides:

cleanUp in class OpponentModel